%0 Journal Article %A G. M. Molchan %T Potential possibilities of frequency resolution in spectral %J Doklady Akademii Nauk %D 1990 %P 1342-1345 %V 310 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_310_6_a14/ %G ru %F DAN_1990_310_6_a14